So go down and up then look it up on the web so you can look good in it that really helps
Answer:

Step-by-step explanation:
We are given the following information in the question:
Percentage of of the diners who make reservations don't show up = 3%
Number of reservations = 83
Thus, we are given a binomial distribution with n = 83 and p = 0.97


Around 81 people can be expected to show up.

The standard deviation of this distribution is 1.56
Answer:
C) 142,488
Step-by-step explanation: by adding up here semimonthly, also took test.
C.x+49+28=180. Explanation:the top angle and the bottom angles are same so........ 49+28=77. 180-77=103°